EJ is a leader in the manufacturing and distribution of construction
castings used in road building, underground construction and utility
construction. Products include storm and sanitary manhole frames and
covers, drainage castings, utility construction castings, trench and tree
grates, airport and port authority castings, monument boxes and covers.

Performance Pipe is North America’s largest producer of polyethylene piping
products for gas, industrial, municipal, mining, oilfield and utility
applications.

BNi is the nation’s most comprehensive source of construction books,
building codes, legal forms and contracts, cost estimating tools and other
reference materials for the building trades. www.bnibooks.com

Our website is dedicated to the living memory of our friend, colleague, and mentor,

KARL GEORGE WEIDE

We all love and miss you, George.

CERTIFICATIONS
We have formal Certifications, licensing, and registrations for the following California public agencies: